// Read takes in a pair of channels for the interpreter, a reader stream and
// reads the input file content.
func Read(pipes *plumbing.Pipes, stream io.Reader) {
input := &input{
receive: pipes.FromInterpreter(),
send: pipes.ToInterpreter(),
stream: stream,
}
input.read()
}
// Write takes in a pair of channels for the interpreter, a writer stream and
// writes JSON output.
func Write(pipes *plumbing.Pipes, stream io.Writer) {
output := &output{
receive: pipes.FromInterpreter(),
send: pipes.ToInterpreter(),
stream: stream,
}
output.write()
}
func unlockInterpreter(pipes *plumbing.Pipes) {
select {
case r := <-pipes.FromInterpreter():
switch r.Type {
case plumbing.ReadyP:
pipes.ToInterpreter() <- &plumbing.Frontend{
Type: plumbing.ReadyT,
}
}
}
}
func fakeInterpreter(pipes *plumbing.Pipes) {
receive := pipes.FromInterpreter()
send := pipes.ToInterpreter()
<-send
q := *ast.NewQuestionNode("A question", "Q1", new(ast.ScalarQuestion),
*new(scanner.Position))
receive <- &plumbing.Frontend{
Type: plumbing.UpdateQuestion,
Identifier: q.Identifier(),
Label: q.Label(),
FieldType: q.Type(),
Value: "No",
}
receive <- &plumbing.Frontend{
Type: plumbing.Flush,
}
}
func fakeInterpreter(pipes *plumbing.Pipes,
expectedAnswers chan map[string]string) {
receive := pipes.FromInterpreter()
send := pipes.ToInterpreter()
go func(receive chan *plumbing.Frontend) {
for {
receive <- &plumbing.Frontend{
Type: plumbing.Flush,
}
}
}(receive)
go func(send chan *plumbing.Frontend,
expectedAnswers chan map[string]string) {
for {
r := <-send
if r.Type == plumbing.Answers {
expectedAnswers <- r.Answers
}
}
}(send, expectedAnswers)
}
func launchGUI(pipes *plumbing.Pipes, guiAppName string) {
driver := graphic.GUI(guiAppName)
frontend.New(pipes.FromInterpreter(), pipes.ToInterpreter(), driver)
driver.Loop()
}